对肺癌的基本论述中，下列不正确的是（）
A.起源于支气管黏膜上皮，亦称支气管肺癌，占肺实质恶性肿瘤的90%～95%
B.多在40岁以上发病，发病年龄高峰60～79岁之间
C.生长速度和转移扩散与组织学类型、分化程度等生物学特性有关
D.右肺多于左肺，上叶多于下叶，从主支气管到细支气管均可发生
E.起源于肺段支气管以下，位置在肺周围者称为中央型肺癌
参考答案：E
Teens ---want to gain valuable work experience? Do you enjoy working with kids? Need to finish community service requirement for school? Volunteer for the alameda recreation and park department! Volunteers are needed to help Recreation Leaders with youth programs and special events at our local park. During the summer, volunteers are also needed to help with our Aquatics Program at the swim center as well. This is a perfect opportunity to gain valuable work experience for future employment opportunities. Don’t delay(延迟)! Spaces Are Extremely Limited! Sign up early! l You may register in person or mail the completed form and payment to: Alameda Recreation and Park Department, 2226 Santa Clara Avenue, Alameda, 94501. l Faxed registrations accepted with MasterCard/ VISA,(510)747—7566. Once your application has been reviewed(审查), you will be contacted by the Teen Coordination to plan an oral interview. If you are accepted into the program, you must attend a volunteer training. All applications are to arrive no later than two weeks before the training date (listed below) and are limited to space availability. Not all applications will be surely given an interview. Late Applications will not be dealt with.
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